225250052523 has 16 divisors (see below), whose sum is σ = 312510721536. Its totient is φ = 144198610400.

The previous prime is 225250052519. The next prime is 225250052527. The reversal of 225250052523 is 325250052522.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (225250052519) and next prime (225250052527).

It is a cyclic number.

It is not a de Polignac number, because 225250052523 - 2² = 225250052519 is a prime.

It is a super-2 number, since 2×225250052523² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (225250052527) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15063453 + ... + 15078398.

It is an arithmetic number, because the mean of its divisors is an integer number (19531920096).

Almost surely, 2^225250052523 is an apocalyptic number.

225250052523 is a deficient number, since it is larger than the sum of its proper divisors (87260669013).

225250052523 is a wasteful number, since it uses less digits than its factorization.

225250052523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30141954.

The product of its (nonzero) digits is 60000, while the sum is 33.

Subtracting 225250052523 from its reverse (325250052522), we obtain a palindrome (99999999999).

The spelling of 225250052523 in words is "two hundred twenty-five billion, two hundred fifty million, fifty-two thousand, five hundred twenty-three".